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Diffstat (limited to '')
-rw-r--r-- | csci1913/lab1/lab2_strap012.py | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/csci1913/lab1/lab2_strap012.py b/csci1913/lab1/lab2_strap012.py new file mode 100644 index 0000000..67dcceb --- /dev/null +++ b/csci1913/lab1/lab2_strap012.py @@ -0,0 +1,111 @@ +class Zillion: + def __init__(self,digits): + self.digits = digits + try: + int(digits) + except ValueError: + raise RuntimeError + # for n in range (0,len(str(digits))): + # test[n]=str(digits)[n] + def increment(self): + return 1 + def isZero(self): + for n in range (0,len(str(digits))): + if digits[n] is not 0: + return False + return True + def toString(self): + return str(self) + + + +# +# TESTS. Test the class Zillion for CSci 1913 Lab 2. +# +# James Moen +# 18 Sep 17 +# +# Every test is followed by a comment which shows what must be printed if your +# code works correctly. It also shows how many points the test is worth. +# + +try: + z = Zillion('') +except RuntimeError: + print('Empty string') + +# It must print 'Empty string' without apostrophes. 2 points. + +try: + z = Zillion(' , ') +except RuntimeError: + print('No digits in the string') + +# It must print 'No digits in the string' without apostrophes. 2 points. + +try: + z = Zillion('1+0') +except RuntimeError: + print('Non-digit in the string') + +# It must print 'Non-digit in the string' without apostrophes. 2 points. + +try: + z = Zillion('0') +except RuntimeError: + print('This must not be printed') + +# It must print nothing. 2 points. + +print(z.isZero()) # It must print True. 2 points. + +try: + z = Zillion('000000000') +except RuntimeError: + print('This must not be printed') + +# It must print nothing. 2 points. + +print(z.isZero()) # It must print True. 2 points. + +try: + z = Zillion('000 000 000') +except RuntimeError: + print('This must not be printed') + +# It must print nothing. 2 points. + +print(z.isZero()) # It must print True. 2 points. + +try: + z = Zillion('997') +except RuntimeError: + print('This must not be printed') + +# It must print nothing. 2 points. + +print(z.isZero()) # It must print False. 2 points. + +print(z.toString()) # It must print 997. 2 points. + +z.increment() + +print(z.toString()) # It must print 998. 2 points. + +z.increment() + +print(z.toString()) # It must print 999. 2 points. + +z.increment() + +print(z.toString()) # It must print 1000. 2 points. + +try: + z = Zillion('0 9,9 9') +except: + print('This must not be printed') + +# It must print nothing. 3 points. + +z.increment() +print(z.toString()) # It must print 1000. 2 points. |